Convert //chrome/browser/extensions from scoped_ptr to std::unique_ptr

chrome/browser/extensions/api/data_reduction_proxy/data_reduction_proxy_api.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/extensions/api/data_reduction_proxy/data_reduction_proxy_api.h"
 
 #include <utility>
 #include <vector>
 
 #include "chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.h"
@@ skipping 22 matching lines @@
       DataReductionProxyChromeSettingsFactory::GetForBrowserContext(
           browser_context());
   settings->data_reduction_proxy_service()
       ->compression_stats()
       ->GetHistoricalDataUsage(base::Bind(
           &DataReductionProxyGetDataUsageFunction::ReplyWithDataUsage, this));
   return RespondLater();
 }
 
 void DataReductionProxyGetDataUsageFunction::ReplyWithDataUsage(
-    scoped_ptr<std::vector<data_reduction_proxy::DataUsageBucket>> data_usage) {
+    std::unique_ptr<std::vector<data_reduction_proxy::DataUsageBucket>>
+        data_usage) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
 
-  scoped_ptr<base::ListValue> data_usage_buckets(new base::ListValue());
+  std::unique_ptr<base::ListValue> data_usage_buckets(new base::ListValue());
   for (const auto& data_usage_bucket : *data_usage) {
-    scoped_ptr<base::ListValue> connection_usage_list(new base::ListValue());
+    std::unique_ptr<base::ListValue> connection_usage_list(
+        new base::ListValue());
     for (auto connection_usage : data_usage_bucket.connection_usage()) {
-      scoped_ptr<base::ListValue> site_usage_list(new base::ListValue());
+      std::unique_ptr<base::ListValue> site_usage_list(new base::ListValue());
       for (auto site_usage : connection_usage.site_usage()) {
-        scoped_ptr<base::DictionaryValue> usage(new base::DictionaryValue());
+        std::unique_ptr<base::DictionaryValue> usage(
+            new base::DictionaryValue());
         usage->SetString("hostname", site_usage.hostname());
         usage->SetDouble("data_used", site_usage.data_used());
         usage->SetDouble("original_size", site_usage.original_size());
         site_usage_list->Append(std::move(usage));
       }
       connection_usage_list->Append(std::move(site_usage_list));
     }
     data_usage_buckets->Append(std::move(connection_usage_list));
   }
 
   base::DictionaryValue* result = new base::DictionaryValue();
   result->Set("data_usage_buckets", std::move(data_usage_buckets));
   Respond(OneArgument(result));
 }
 
 }  // namespace extensions